These livery files are provided as is by crawlingbigfoot
at "Awesome Simracing" on https://www.awesome-simracing.com/livery/bmw-m2-cs-36-racing-media-car-50th-anniversary-race-n24h-2020-1043.
The files are supposed for personal use case only.
Please contact the original author and/or artist for any inquiries.